312520800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{197}}^1\times {\mathrm{661}}^1$

素因数の和:881

約数の個数: 144

約数和(自身を含む): 1023965712

約数和(自身を除く): 711444912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 197, 200, 240, 300, 394, 400, 480, 591, 600, 661, 788, 800, 985, 1182, 1200, 1322, 1576, 1970, 1983, 2364, 2400, 2644, 2955, 3152, 3305, 3940, 3966, 4728, 4925, 5288, 5910, 6304, 6610, 7880, 7932, 9456, 9850, 9915, 10576, 11820, 13220, 14775, 15760, 15864, 16525, 18912, 19700, 19830, 21152, 23640, 26440, 29550, 31520, 31728, 33050, 39400, 39660, 47280, 49575, 52880, 59100, 63456, 66100, 78800, 79320, 94560, 99150, 105760, 118200, 130217, 132200, 157600, 158640, 198300, 236400, 260434, 264400, 317280, 390651, 396600, 472800, 520868, 528800, 651085, 781302, 793200, 1041736, 1302170, 1562604, 1586400, 1953255, 2083472, 2604340, 3125208, 3255425, 3906510, 4166944, 5208680, 6250416, 6510850, 7813020, 9766275, 10417360, 12500832, 13021700, 15626040, 19532550, 20834720, 26043400, 31252080, 39065100, 52086800, 62504160, 78130200, 104173600, 156260400, 312520800]

約数ペア:

[(1, 312520800), (2, 156260400), (3, 104173600), (4, 78130200), (5, 62504160), (6, 52086800), (8, 39065100), (10, 31252080), (12, 26043400), (15, 20834720), (16, 19532550), (20, 15626040), (24, 13021700), (25, 12500832), (30, 10417360), (32, 9766275), (40, 7813020), (48, 6510850), (50, 6250416), (60, 5208680), (75, 4166944), (80, 3906510), (96, 3255425), (100, 3125208), (120, 2604340), (150, 2083472), (160, 1953255), (197, 1586400), (200, 1562604), (240, 1302170), (300, 1041736), (394, 793200), (400, 781302), (480, 651085), (591, 528800), (600, 520868), (661, 472800), (788, 396600), (800, 390651), (985, 317280), (1182, 264400), (1200, 260434), (1322, 236400), (1576, 198300), (1970, 158640), (1983, 157600), (2364, 132200), (2400, 130217), (2644, 118200), (2955, 105760), (3152, 99150), (3305, 94560), (3940, 79320), (3966, 78800), (4728, 66100), (4925, 63456), (5288, 59100), (5910, 52880), (6304, 49575), (6610, 47280), (7880, 39660), (7932, 39400), (9456, 33050), (9850, 31728), (9915, 31520), (10576, 29550), (11820, 26440), (13220, 23640), (14775, 21152), (15760, 19830), (15864, 19700), (16525, 18912)]